zte's code,first commit

Change-Id: I9a04da59e459a9bc0d67f101f700d9d7dc8d681b
diff --git a/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/ipv6.d b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/ipv6.d
new file mode 100644
index 0000000..c2392e7
--- /dev/null
+++ b/ap/lib/libcurl/curl-7.54.1/docs/cmdline-opts/ipv6.d
@@ -0,0 +1,12 @@
+Short: 6
+Long: ipv6
+Tags: Versions
+Protocols:
+Added:
+Mutexed: ipv6
+Requires:
+See-also: http1.1 http2
+Help: Resolve names to IPv6 addresses
+---
+This option tells curl to resolve names to IPv6 addresses only, and not for
+example try IPv4.